[librsync-users] Compiling on windows using Code::Blocks

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Hi,
        I have been trying to compile librsync as a dynamic library on
windows using code::blocks. I get the following errors:

-------------- Build: Debug in librsync (compiler: GNU GCC
Compiler)---------------

mingw32-gcc.exe -Wall -g -DBUILD_DLL -I..\..\librsync-0.9.7 -I..\PCbuild
-I..\popt -c C:\Users\milindgupta\Documents\librsync-0.9.7\base64.c -o
obj\Debug\base64.o
mingw32-gcc.exe -Wall -g -DBUILD_DLL -I..\..\librsync-0.9.7 -I..\PCbuild
-I..\popt -c C:\Users\milindgupta\Documents\librsync-0.9.7\buf.c -o
obj\Debug\buf.o
mingw32-gcc.exe -Wall -g -DBUILD_DLL -I..\..\librsync-0.9.7 -I..\PCbuild
-I..\popt -c C:\Users\milindgupta\Documents\librsync-0.9.7\checksum.c -o
obj\Debug\checksum.o
mingw32-gcc.exe -Wall -g -DBUILD_DLL -I..\..\librsync-0.9.7 -I..\PCbuild
-I..\popt -c C:\Users\milindgupta\Documents\librsync-0.9.7\command.c -o
obj\Debug\command.o
mingw32-gcc.exe -Wall -g -DBUILD_DLL -I..\..\librsync-0.9.7 -I..\PCbuild
-I..\popt -c C:\Users\milindgupta\Documents\librsync-0.9.7\delta.c -o
obj\Debug\delta.o
C:\Users\milindgupta\Documents\librsync-0.9.7\delta.c: In function
'rs_delta_s_scan':
C:\Users\milindgupta\Documents\librsync-0.9.7\delta.c:168:31: warning:
pointer targets in passing argument 2 of 'RollsumUpdate' differ in
signedness [-Wpointer-sign]
                               job->block_len);
                               ^
In file included from
C:\Users\milindgupta\Documents\librsync-0.9.7\job.h:24:0,
                 from
C:\Users\milindgupta\Documents\librsync-0.9.7\delta.c:77:
C:\Users\milindgupta\Documents\librsync-0.9.7\rollsum.h:37:6: note:
expected 'const unsigned char *' but argument is of type 'char *'
 void RollsumUpdate(Rollsum *sum,const unsigned char *buf,unsigned int len);
      ^
C:\Users\milindgupta\Documents\librsync-0.9.7\delta.c: In function
'rs_findmatch':
C:\Users\milindgupta\Documents\librsync-0.9.7\delta.c:266:9: warning:
pointer targets in passing argument 2 of 'RollsumUpdate' differ in
signedness [-Wpointer-sign]

RollsumUpdate(&job->weak_sum,job->scoop_next+job->scoop_pos,*match_len);
         ^
In file included from
C:\Users\milindgupta\Documents\librsync-0.9.7\job.h:24:0,
                 from
C:\Users\milindgupta\Documents\librsync-0.9.7\delta.c:77:
C:\Users\milindgupta\Documents\librsync-0.9.7\rollsum.h:37:6: note:
expected 'const unsigned char *' but argument is of type 'char *'
 void RollsumUpdate(Rollsum *sum,const unsigned char *buf,unsigned int len);
      ^
mingw32-gcc.exe -Wall -g -DBUILD_DLL -I..\..\librsync-0.9.7 -I..\PCbuild
-I..\popt -c C:\Users\milindgupta\Documents\librsync-0.9.7\emit.c -o
obj\Debug\emit.o
mingw32-gcc.exe -Wall -g -DBUILD_DLL -I..\..\librsync-0.9.7 -I..\PCbuild
-I..\popt -c C:\Users\milindgupta\Documents\librsync-0.9.7\fileutil.c -o
obj\Debug\fileutil.o
mingw32-gcc.exe -Wall -g -DBUILD_DLL -I..\..\librsync-0.9.7 -I..\PCbuild
-I..\popt -c C:\Users\milindgupta\Documents\librsync-0.9.7\hex.c -o
obj\Debug\hex.o
mingw32-gcc.exe -Wall -g -DBUILD_DLL -I..\..\librsync-0.9.7 -I..\PCbuild
-I..\popt -c C:\Users\milindgupta\Documents\librsync-0.9.7\isprefix.c -o
obj\Debug\isprefix.o
mingw32-gcc.exe -Wall -g -DBUILD_DLL -I..\..\librsync-0.9.7 -I..\PCbuild
-I..\popt -c C:\Users\milindgupta\Documents\librsync-0.9.7\job.c -o
obj\Debug\job.o
mingw32-gcc.exe -Wall -g -DBUILD_DLL -I..\..\librsync-0.9.7 -I..\PCbuild
-I..\popt -c C:\Users\milindgupta\Documents\librsync-0.9.7\mdfour.c -o
obj\Debug\mdfour.o
mingw32-gcc.exe -Wall -g -DBUILD_DLL -I..\..\librsync-0.9.7 -I..\PCbuild
-I..\popt -c C:\Users\milindgupta\Documents\librsync-0.9.7\mksum.c -o
obj\Debug\mksum.o
mingw32-gcc.exe -Wall -g -DBUILD_DLL -I..\..\librsync-0.9.7 -I..\PCbuild
-I..\popt -c C:\Users\milindgupta\Documents\librsync-0.9.7\msg.c -o
obj\Debug\msg.o
mingw32-gcc.exe -Wall -g -DBUILD_DLL -I..\..\librsync-0.9.7 -I..\PCbuild
-I..\popt -c C:\Users\milindgupta\Documents\librsync-0.9.7\netint.c -o
obj\Debug\netint.o
mingw32-gcc.exe -Wall -g -DBUILD_DLL -I..\..\librsync-0.9.7 -I..\PCbuild
-I..\popt -c C:\Users\milindgupta\Documents\librsync-0.9.7\patch.c -o
obj\Debug\patch.o
mingw32-gcc.exe -Wall -g -DBUILD_DLL -I..\..\librsync-0.9.7 -I..\PCbuild
-I..\popt -c C:\Users\milindgupta\Documents\librsync-0.9.7\popt\findme.c -o
obj\Debug\popt\findme.o
mingw32-gcc.exe -Wall -g -DBUILD_DLL -I..\..\librsync-0.9.7 -I..\PCbuild
-I..\popt -c C:\Users\milindgupta\Documents\librsync-0.9.7\popt\popt.c -o
obj\Debug\popt\popt.o
C:\Users\milindgupta\Documents\librsync-0.9.7\popt\popt.c:10:15: error:
conflicting types for 'strerror'
 static char * strerror(int errno) {
               ^
In file included from c:\mingw\include\io.h:235:0,
                 from c:\mingw\include\fcntl.h:37,
                 from
C:\Users\milindgupta\Documents\librsync-0.9.7\popt\system.h:7,
                 from
C:\Users\milindgupta\Documents\librsync-0.9.7\popt\popt.c:5:
c:\mingw\include\string.h:59:39: note: previous declaration of 'strerror'
was here
 _CRTIMP char* __cdecl __MINGW_NOTHROW strerror (int); /* NOTE: NOT an old
name wrapper. */
                                       ^
In file included from
C:\Users\milindgupta\Documents\librsync-0.9.7\popt\system.h:15:0,
                 from
C:\Users\milindgupta\Documents\librsync-0.9.7\popt\popt.c:5:
C:\Users\milindgupta\Documents\librsync-0.9.7\popt\popt.c: In function
'strerror':
C:\Users\milindgupta\Documents\librsync-0.9.7\popt\popt.c:11:16: warning:
'_sys_nerr' redeclared without dllimport attribute: previous dllimport
ignored [-Wattributes]
     extern int sys_nerr;
                ^
C:\Users\milindgupta\Documents\librsync-0.9.7\popt\popt.c:12:19: warning:
'_sys_errlist' redeclared without dllimport attribute: previous dllimport
ignored [-Wattributes]
     extern char * sys_errlist[];
                   ^
C:\Users\milindgupta\Documents\librsync-0.9.7\popt\popt.c: In function
'execCommand':
C:\Users\milindgupta\Documents\librsync-0.9.7\popt\popt.c:270:5: warning:
implicit declaration of function 'execvp' [-Wimplicit-function-declaration]
     execvp(argv[0], (char *const *)argv);
     ^
C:\Users\milindgupta\Documents\librsync-0.9.7\popt\popt.c: In function
'poptStrerror':
C:\Users\milindgupta\Documents\librsync-0.9.7\popt\popt.c:720:2: warning:
passing argument 1 of 'strerror' makes pointer from integer without a cast
[enabled by default]
  return strerror(errno);
  ^
C:\Users\milindgupta\Documents\librsync-0.9.7\popt\popt.c:10:15: note:
expected 'int * (*)()' but argument is of type 'int'
 static char * strerror(int errno) {
               ^
Process terminated with status 1 (0 minute(s), 9 second(s))
1 error(s), 6 warning(s) (0 minute(s), 9 second(s))

Please can someone help me fix these?

Thanks,
Milind